I'm setting up a server running Debian Jessie with some applications like iptables firewall, fail2ban, openvpn, apache, ...
The iptables firewall is configured in the way, that it logs every packet ...

I am currently getting my internet from a building of mine two blocks from where I live. I usually use a wireless card to connect to the access point that has the internet..What I am trying to do is ...

I have an host with proxmox with single public ip and some virtual machine installed whit webservers and multiple doimains, the first VM is a proxy with haproxy that forward the request to other VM ...

I have an embeded system with 2 interfaces e0 and m0, whose ips are 10.0.0.20 and 192.168.0.20, respectively.
Incoming packets into e0 have an ip of 10.0.0.10 and should be forwarded to m0 interface ...

I have a webserver which is running on ip address 192.168.11.100
How can i use iptables to redirect all web traffic (http and https) to my webserver on LAN?
After that i want to add except list mac ...

I have a router/firewall-PC with two VLAN sub-interfaces eth2.100 and eth2.200:
I would like to allow communication between networks 192.168.100.0/24 and 192.168.300.0/24(PC3 network). In addition, ...

I have a Java server and client, which is a simple server that prints a message when the client communicates with it. It works perfectly fine when the client and server are on the same machine. When I ...

In iptables on Linux 3.10, why do packets which have been DROPed by the FORWARD chain of the standard table still appear in the POSTROUTING chain of the mangle table? -- I'm trying to use the standard ...

I have a dual-IP LXC server with several unprivileged containers configured for three users. Each user has his own bridge: lxcbr0, lxcbr1 and lxcbr2. For efficiency, the host runs apt-cacher-ng. Each ...

We have got an application running on our linux server. From that application, when we try and access localhost(127.0.0.1):localport, it should be forwarded to an external IP. Users will only try and ...

I seek to tunnel one SSL VPN (F5, running on my debian laptop==client) through another (OpenVPN, running on a debian linode==server), but lose all client networking (including, e.g., ping) after the ...

I have an Ubuntu 14.04 server with Apache 2.4.7 running there, hosting one site on 80 port.
Today I discovered that every request to 80 port redirects to another website with response:
HTTP/1.1 301 ...

I built FTP server by VSFTPD, on Raspberry pi, and Inside NAT. Surely set port-forwarding and, it perfectly functional when I connected by filezilla.
But, I can't execute LIST(dir) when I connected ...

I haven't been able to find a solution this as of yet. I'm not very experienced in IPTables so any support you can provide will be appreciated.
I have a server with a few VMs on there. The main node ...